Commit | Line | Data |
---|---|---|
8e87d142 | 1 | /* |
1da177e4 | 2 | BlueZ - Bluetooth protocol stack for Linux |
2d0a0346 | 3 | Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. |
1da177e4 LT |
4 | |
5 | Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
8e87d142 YH |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
1da177e4 LT |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
19 | ||
8e87d142 YH |
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
1da177e4 LT |
22 | SOFTWARE IS DISCLAIMED. |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI event handling. */ | |
26 | ||
1da177e4 LT |
27 | #include <linux/module.h> |
28 | ||
29 | #include <linux/types.h> | |
30 | #include <linux/errno.h> | |
31 | #include <linux/kernel.h> | |
1da177e4 LT |
32 | #include <linux/slab.h> |
33 | #include <linux/poll.h> | |
34 | #include <linux/fcntl.h> | |
35 | #include <linux/init.h> | |
36 | #include <linux/skbuff.h> | |
37 | #include <linux/interrupt.h> | |
38 | #include <linux/notifier.h> | |
39 | #include <net/sock.h> | |
40 | ||
41 | #include <asm/system.h> | |
42 | #include <asm/uaccess.h> | |
43 | #include <asm/unaligned.h> | |
44 | ||
45 | #include <net/bluetooth/bluetooth.h> | |
46 | #include <net/bluetooth/hci_core.h> | |
47 | ||
1da177e4 LT |
48 | /* Handle HCI Event packets */ |
49 | ||
a9de9248 | 50 | static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 51 | { |
a9de9248 | 52 | __u8 status = *((__u8 *) skb->data); |
1da177e4 | 53 | |
a9de9248 | 54 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 55 | |
a9de9248 MH |
56 | if (status) |
57 | return; | |
1da177e4 | 58 | |
a9de9248 | 59 | clear_bit(HCI_INQUIRY, &hdev->flags); |
6bd57416 | 60 | |
a9de9248 MH |
61 | hci_req_complete(hdev, status); |
62 | ||
63 | hci_conn_check_pending(hdev); | |
64 | } | |
6bd57416 | 65 | |
a9de9248 MH |
66 | static void hci_cc_exit_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb) |
67 | { | |
68 | __u8 status = *((__u8 *) skb->data); | |
6bd57416 | 69 | |
a9de9248 | 70 | BT_DBG("%s status 0x%x", hdev->name, status); |
6bd57416 | 71 | |
a9de9248 MH |
72 | if (status) |
73 | return; | |
1da177e4 | 74 | |
a9de9248 MH |
75 | clear_bit(HCI_INQUIRY, &hdev->flags); |
76 | ||
77 | hci_conn_check_pending(hdev); | |
78 | } | |
79 | ||
80 | static void hci_cc_remote_name_req_cancel(struct hci_dev *hdev, struct sk_buff *skb) | |
81 | { | |
82 | BT_DBG("%s", hdev->name); | |
83 | } | |
84 | ||
85 | static void hci_cc_role_discovery(struct hci_dev *hdev, struct sk_buff *skb) | |
86 | { | |
87 | struct hci_rp_role_discovery *rp = (void *) skb->data; | |
88 | struct hci_conn *conn; | |
89 | ||
90 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
91 | ||
92 | if (rp->status) | |
93 | return; | |
94 | ||
95 | hci_dev_lock(hdev); | |
96 | ||
97 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
98 | if (conn) { | |
99 | if (rp->role) | |
100 | conn->link_mode &= ~HCI_LM_MASTER; | |
101 | else | |
102 | conn->link_mode |= HCI_LM_MASTER; | |
1da177e4 | 103 | } |
a9de9248 MH |
104 | |
105 | hci_dev_unlock(hdev); | |
1da177e4 LT |
106 | } |
107 | ||
e4e8e37c MH |
108 | static void hci_cc_read_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
109 | { | |
110 | struct hci_rp_read_link_policy *rp = (void *) skb->data; | |
111 | struct hci_conn *conn; | |
112 | ||
113 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
114 | ||
115 | if (rp->status) | |
116 | return; | |
117 | ||
118 | hci_dev_lock(hdev); | |
119 | ||
120 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
121 | if (conn) | |
122 | conn->link_policy = __le16_to_cpu(rp->policy); | |
123 | ||
124 | hci_dev_unlock(hdev); | |
125 | } | |
126 | ||
a9de9248 | 127 | static void hci_cc_write_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 128 | { |
a9de9248 | 129 | struct hci_rp_write_link_policy *rp = (void *) skb->data; |
1da177e4 | 130 | struct hci_conn *conn; |
04837f64 | 131 | void *sent; |
1da177e4 | 132 | |
a9de9248 | 133 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 134 | |
a9de9248 MH |
135 | if (rp->status) |
136 | return; | |
1da177e4 | 137 | |
a9de9248 MH |
138 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LINK_POLICY); |
139 | if (!sent) | |
140 | return; | |
1da177e4 | 141 | |
a9de9248 | 142 | hci_dev_lock(hdev); |
1da177e4 | 143 | |
a9de9248 | 144 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); |
e4e8e37c | 145 | if (conn) |
83985319 | 146 | conn->link_policy = get_unaligned_le16(sent + 2); |
1da177e4 | 147 | |
a9de9248 MH |
148 | hci_dev_unlock(hdev); |
149 | } | |
1da177e4 | 150 | |
e4e8e37c MH |
151 | static void hci_cc_read_def_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
152 | { | |
153 | struct hci_rp_read_def_link_policy *rp = (void *) skb->data; | |
154 | ||
155 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
156 | ||
157 | if (rp->status) | |
158 | return; | |
159 | ||
160 | hdev->link_policy = __le16_to_cpu(rp->policy); | |
161 | } | |
162 | ||
163 | static void hci_cc_write_def_link_policy(struct hci_dev *hdev, struct sk_buff *skb) | |
164 | { | |
165 | __u8 status = *((__u8 *) skb->data); | |
166 | void *sent; | |
167 | ||
168 | BT_DBG("%s status 0x%x", hdev->name, status); | |
169 | ||
170 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_DEF_LINK_POLICY); | |
171 | if (!sent) | |
172 | return; | |
173 | ||
174 | if (!status) | |
175 | hdev->link_policy = get_unaligned_le16(sent); | |
176 | ||
177 | hci_req_complete(hdev, status); | |
178 | } | |
179 | ||
a9de9248 MH |
180 | static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb) |
181 | { | |
182 | __u8 status = *((__u8 *) skb->data); | |
04837f64 | 183 | |
a9de9248 | 184 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 185 | |
a9de9248 MH |
186 | hci_req_complete(hdev, status); |
187 | } | |
04837f64 | 188 | |
a9de9248 MH |
189 | static void hci_cc_write_local_name(struct hci_dev *hdev, struct sk_buff *skb) |
190 | { | |
191 | __u8 status = *((__u8 *) skb->data); | |
192 | void *sent; | |
04837f64 | 193 | |
a9de9248 | 194 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 195 | |
f383f275 MH |
196 | if (status) |
197 | return; | |
198 | ||
a9de9248 MH |
199 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LOCAL_NAME); |
200 | if (!sent) | |
201 | return; | |
04837f64 | 202 | |
f383f275 | 203 | memcpy(hdev->dev_name, sent, 248); |
a9de9248 MH |
204 | } |
205 | ||
206 | static void hci_cc_read_local_name(struct hci_dev *hdev, struct sk_buff *skb) | |
207 | { | |
208 | struct hci_rp_read_local_name *rp = (void *) skb->data; | |
209 | ||
210 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
211 | ||
212 | if (rp->status) | |
213 | return; | |
214 | ||
215 | memcpy(hdev->dev_name, rp->name, 248); | |
216 | } | |
217 | ||
218 | static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb) | |
219 | { | |
220 | __u8 status = *((__u8 *) skb->data); | |
221 | void *sent; | |
222 | ||
223 | BT_DBG("%s status 0x%x", hdev->name, status); | |
224 | ||
225 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_AUTH_ENABLE); | |
226 | if (!sent) | |
227 | return; | |
228 | ||
229 | if (!status) { | |
230 | __u8 param = *((__u8 *) sent); | |
231 | ||
232 | if (param == AUTH_ENABLED) | |
233 | set_bit(HCI_AUTH, &hdev->flags); | |
234 | else | |
235 | clear_bit(HCI_AUTH, &hdev->flags); | |
1da177e4 | 236 | } |
a9de9248 MH |
237 | |
238 | hci_req_complete(hdev, status); | |
1da177e4 LT |
239 | } |
240 | ||
a9de9248 | 241 | static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 242 | { |
a9de9248 | 243 | __u8 status = *((__u8 *) skb->data); |
1da177e4 LT |
244 | void *sent; |
245 | ||
a9de9248 | 246 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 247 | |
a9de9248 MH |
248 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_ENCRYPT_MODE); |
249 | if (!sent) | |
250 | return; | |
1da177e4 | 251 | |
a9de9248 MH |
252 | if (!status) { |
253 | __u8 param = *((__u8 *) sent); | |
254 | ||
255 | if (param) | |
256 | set_bit(HCI_ENCRYPT, &hdev->flags); | |
257 | else | |
258 | clear_bit(HCI_ENCRYPT, &hdev->flags); | |
259 | } | |
1da177e4 | 260 | |
a9de9248 MH |
261 | hci_req_complete(hdev, status); |
262 | } | |
1da177e4 | 263 | |
a9de9248 MH |
264 | static void hci_cc_write_scan_enable(struct hci_dev *hdev, struct sk_buff *skb) |
265 | { | |
266 | __u8 status = *((__u8 *) skb->data); | |
267 | void *sent; | |
1da177e4 | 268 | |
a9de9248 | 269 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 270 | |
a9de9248 MH |
271 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SCAN_ENABLE); |
272 | if (!sent) | |
273 | return; | |
1da177e4 | 274 | |
a9de9248 MH |
275 | if (!status) { |
276 | __u8 param = *((__u8 *) sent); | |
1da177e4 | 277 | |
a9de9248 MH |
278 | clear_bit(HCI_PSCAN, &hdev->flags); |
279 | clear_bit(HCI_ISCAN, &hdev->flags); | |
1da177e4 | 280 | |
a9de9248 MH |
281 | if (param & SCAN_INQUIRY) |
282 | set_bit(HCI_ISCAN, &hdev->flags); | |
1da177e4 | 283 | |
a9de9248 MH |
284 | if (param & SCAN_PAGE) |
285 | set_bit(HCI_PSCAN, &hdev->flags); | |
286 | } | |
1da177e4 | 287 | |
a9de9248 MH |
288 | hci_req_complete(hdev, status); |
289 | } | |
1da177e4 | 290 | |
a9de9248 MH |
291 | static void hci_cc_read_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
292 | { | |
293 | struct hci_rp_read_class_of_dev *rp = (void *) skb->data; | |
1da177e4 | 294 | |
a9de9248 | 295 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 296 | |
a9de9248 MH |
297 | if (rp->status) |
298 | return; | |
1da177e4 | 299 | |
a9de9248 | 300 | memcpy(hdev->dev_class, rp->dev_class, 3); |
1da177e4 | 301 | |
a9de9248 MH |
302 | BT_DBG("%s class 0x%.2x%.2x%.2x", hdev->name, |
303 | hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]); | |
304 | } | |
1da177e4 | 305 | |
a9de9248 MH |
306 | static void hci_cc_write_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
307 | { | |
308 | __u8 status = *((__u8 *) skb->data); | |
309 | void *sent; | |
1da177e4 | 310 | |
a9de9248 | 311 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 312 | |
f383f275 MH |
313 | if (status) |
314 | return; | |
315 | ||
a9de9248 MH |
316 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_CLASS_OF_DEV); |
317 | if (!sent) | |
318 | return; | |
1da177e4 | 319 | |
f383f275 | 320 | memcpy(hdev->dev_class, sent, 3); |
a9de9248 | 321 | } |
1da177e4 | 322 | |
a9de9248 MH |
323 | static void hci_cc_read_voice_setting(struct hci_dev *hdev, struct sk_buff *skb) |
324 | { | |
325 | struct hci_rp_read_voice_setting *rp = (void *) skb->data; | |
326 | __u16 setting; | |
327 | ||
328 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
329 | ||
330 | if (rp->status) | |
331 | return; | |
332 | ||
333 | setting = __le16_to_cpu(rp->voice_setting); | |
334 | ||
f383f275 | 335 | if (hdev->voice_setting == setting) |
a9de9248 MH |
336 | return; |
337 | ||
338 | hdev->voice_setting = setting; | |
339 | ||
340 | BT_DBG("%s voice setting 0x%04x", hdev->name, setting); | |
341 | ||
342 | if (hdev->notify) { | |
343 | tasklet_disable(&hdev->tx_task); | |
344 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
345 | tasklet_enable(&hdev->tx_task); | |
346 | } | |
347 | } | |
348 | ||
349 | static void hci_cc_write_voice_setting(struct hci_dev *hdev, struct sk_buff *skb) | |
350 | { | |
351 | __u8 status = *((__u8 *) skb->data); | |
f383f275 | 352 | __u16 setting; |
a9de9248 MH |
353 | void *sent; |
354 | ||
355 | BT_DBG("%s status 0x%x", hdev->name, status); | |
1da177e4 | 356 | |
f383f275 MH |
357 | if (status) |
358 | return; | |
359 | ||
a9de9248 MH |
360 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_VOICE_SETTING); |
361 | if (!sent) | |
362 | return; | |
1da177e4 | 363 | |
f383f275 | 364 | setting = get_unaligned_le16(sent); |
1da177e4 | 365 | |
f383f275 MH |
366 | if (hdev->voice_setting == setting) |
367 | return; | |
368 | ||
369 | hdev->voice_setting = setting; | |
1da177e4 | 370 | |
f383f275 | 371 | BT_DBG("%s voice setting 0x%04x", hdev->name, setting); |
1da177e4 | 372 | |
f383f275 MH |
373 | if (hdev->notify) { |
374 | tasklet_disable(&hdev->tx_task); | |
375 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
376 | tasklet_enable(&hdev->tx_task); | |
1da177e4 LT |
377 | } |
378 | } | |
379 | ||
a9de9248 | 380 | static void hci_cc_host_buffer_size(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 381 | { |
a9de9248 | 382 | __u8 status = *((__u8 *) skb->data); |
1da177e4 | 383 | |
a9de9248 | 384 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 385 | |
a9de9248 MH |
386 | hci_req_complete(hdev, status); |
387 | } | |
1143e5a6 | 388 | |
333140b5 MH |
389 | static void hci_cc_read_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) |
390 | { | |
391 | struct hci_rp_read_ssp_mode *rp = (void *) skb->data; | |
392 | ||
393 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
394 | ||
395 | if (rp->status) | |
396 | return; | |
397 | ||
398 | hdev->ssp_mode = rp->mode; | |
399 | } | |
400 | ||
401 | static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) | |
402 | { | |
403 | __u8 status = *((__u8 *) skb->data); | |
404 | void *sent; | |
405 | ||
406 | BT_DBG("%s status 0x%x", hdev->name, status); | |
407 | ||
408 | if (status) | |
409 | return; | |
410 | ||
411 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SSP_MODE); | |
412 | if (!sent) | |
413 | return; | |
414 | ||
415 | hdev->ssp_mode = *((__u8 *) sent); | |
416 | } | |
417 | ||
a9de9248 MH |
418 | static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb) |
419 | { | |
420 | struct hci_rp_read_local_version *rp = (void *) skb->data; | |
1143e5a6 | 421 | |
a9de9248 | 422 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1143e5a6 | 423 | |
a9de9248 MH |
424 | if (rp->status) |
425 | return; | |
1143e5a6 | 426 | |
a9de9248 | 427 | hdev->hci_ver = rp->hci_ver; |
e4e8e37c MH |
428 | hdev->hci_rev = __le16_to_cpu(rp->hci_rev); |
429 | hdev->manufacturer = __le16_to_cpu(rp->manufacturer); | |
1143e5a6 | 430 | |
a9de9248 MH |
431 | BT_DBG("%s manufacturer %d hci ver %d:%d", hdev->name, |
432 | hdev->manufacturer, | |
433 | hdev->hci_ver, hdev->hci_rev); | |
434 | } | |
1da177e4 | 435 | |
a9de9248 MH |
436 | static void hci_cc_read_local_commands(struct hci_dev *hdev, struct sk_buff *skb) |
437 | { | |
438 | struct hci_rp_read_local_commands *rp = (void *) skb->data; | |
1da177e4 | 439 | |
a9de9248 | 440 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 441 | |
a9de9248 MH |
442 | if (rp->status) |
443 | return; | |
1da177e4 | 444 | |
a9de9248 MH |
445 | memcpy(hdev->commands, rp->commands, sizeof(hdev->commands)); |
446 | } | |
1da177e4 | 447 | |
a9de9248 MH |
448 | static void hci_cc_read_local_features(struct hci_dev *hdev, struct sk_buff *skb) |
449 | { | |
450 | struct hci_rp_read_local_features *rp = (void *) skb->data; | |
5b7f9909 | 451 | |
a9de9248 | 452 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 453 | |
a9de9248 MH |
454 | if (rp->status) |
455 | return; | |
5b7f9909 | 456 | |
a9de9248 | 457 | memcpy(hdev->features, rp->features, 8); |
5b7f9909 | 458 | |
a9de9248 MH |
459 | /* Adjust default settings according to features |
460 | * supported by device. */ | |
1da177e4 | 461 | |
a9de9248 MH |
462 | if (hdev->features[0] & LMP_3SLOT) |
463 | hdev->pkt_type |= (HCI_DM3 | HCI_DH3); | |
1da177e4 | 464 | |
a9de9248 MH |
465 | if (hdev->features[0] & LMP_5SLOT) |
466 | hdev->pkt_type |= (HCI_DM5 | HCI_DH5); | |
1da177e4 | 467 | |
a9de9248 MH |
468 | if (hdev->features[1] & LMP_HV2) { |
469 | hdev->pkt_type |= (HCI_HV2); | |
470 | hdev->esco_type |= (ESCO_HV2); | |
471 | } | |
1da177e4 | 472 | |
a9de9248 MH |
473 | if (hdev->features[1] & LMP_HV3) { |
474 | hdev->pkt_type |= (HCI_HV3); | |
475 | hdev->esco_type |= (ESCO_HV3); | |
476 | } | |
1da177e4 | 477 | |
a9de9248 MH |
478 | if (hdev->features[3] & LMP_ESCO) |
479 | hdev->esco_type |= (ESCO_EV3); | |
da1f5198 | 480 | |
a9de9248 MH |
481 | if (hdev->features[4] & LMP_EV4) |
482 | hdev->esco_type |= (ESCO_EV4); | |
da1f5198 | 483 | |
a9de9248 MH |
484 | if (hdev->features[4] & LMP_EV5) |
485 | hdev->esco_type |= (ESCO_EV5); | |
1da177e4 | 486 | |
efc7688b MH |
487 | if (hdev->features[5] & LMP_EDR_ESCO_2M) |
488 | hdev->esco_type |= (ESCO_2EV3); | |
489 | ||
490 | if (hdev->features[5] & LMP_EDR_ESCO_3M) | |
491 | hdev->esco_type |= (ESCO_3EV3); | |
492 | ||
493 | if (hdev->features[5] & LMP_EDR_3S_ESCO) | |
494 | hdev->esco_type |= (ESCO_2EV5 | ESCO_3EV5); | |
495 | ||
a9de9248 MH |
496 | BT_DBG("%s features 0x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x", hdev->name, |
497 | hdev->features[0], hdev->features[1], | |
498 | hdev->features[2], hdev->features[3], | |
499 | hdev->features[4], hdev->features[5], | |
500 | hdev->features[6], hdev->features[7]); | |
501 | } | |
1da177e4 | 502 | |
a9de9248 MH |
503 | static void hci_cc_read_buffer_size(struct hci_dev *hdev, struct sk_buff *skb) |
504 | { | |
505 | struct hci_rp_read_buffer_size *rp = (void *) skb->data; | |
1da177e4 | 506 | |
a9de9248 | 507 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 508 | |
a9de9248 MH |
509 | if (rp->status) |
510 | return; | |
1da177e4 | 511 | |
a9de9248 MH |
512 | hdev->acl_mtu = __le16_to_cpu(rp->acl_mtu); |
513 | hdev->sco_mtu = rp->sco_mtu; | |
514 | hdev->acl_pkts = __le16_to_cpu(rp->acl_max_pkt); | |
515 | hdev->sco_pkts = __le16_to_cpu(rp->sco_max_pkt); | |
516 | ||
517 | if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) { | |
518 | hdev->sco_mtu = 64; | |
519 | hdev->sco_pkts = 8; | |
1da177e4 | 520 | } |
a9de9248 MH |
521 | |
522 | hdev->acl_cnt = hdev->acl_pkts; | |
523 | hdev->sco_cnt = hdev->sco_pkts; | |
524 | ||
525 | BT_DBG("%s acl mtu %d:%d sco mtu %d:%d", hdev->name, | |
526 | hdev->acl_mtu, hdev->acl_pkts, | |
527 | hdev->sco_mtu, hdev->sco_pkts); | |
528 | } | |
529 | ||
530 | static void hci_cc_read_bd_addr(struct hci_dev *hdev, struct sk_buff *skb) | |
531 | { | |
532 | struct hci_rp_read_bd_addr *rp = (void *) skb->data; | |
533 | ||
534 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
535 | ||
536 | if (!rp->status) | |
537 | bacpy(&hdev->bdaddr, &rp->bdaddr); | |
538 | ||
539 | hci_req_complete(hdev, rp->status); | |
540 | } | |
541 | ||
542 | static inline void hci_cs_inquiry(struct hci_dev *hdev, __u8 status) | |
543 | { | |
544 | BT_DBG("%s status 0x%x", hdev->name, status); | |
545 | ||
546 | if (status) { | |
547 | hci_req_complete(hdev, status); | |
548 | ||
549 | hci_conn_check_pending(hdev); | |
550 | } else | |
551 | set_bit(HCI_INQUIRY, &hdev->flags); | |
1da177e4 LT |
552 | } |
553 | ||
1da177e4 LT |
554 | static inline void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) |
555 | { | |
a9de9248 | 556 | struct hci_cp_create_conn *cp; |
1da177e4 | 557 | struct hci_conn *conn; |
1da177e4 | 558 | |
a9de9248 MH |
559 | BT_DBG("%s status 0x%x", hdev->name, status); |
560 | ||
561 | cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_CONN); | |
1da177e4 LT |
562 | if (!cp) |
563 | return; | |
564 | ||
565 | hci_dev_lock(hdev); | |
566 | ||
567 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
568 | ||
a9de9248 | 569 | BT_DBG("%s bdaddr %s conn %p", hdev->name, batostr(&cp->bdaddr), conn); |
1da177e4 LT |
570 | |
571 | if (status) { | |
572 | if (conn && conn->state == BT_CONNECT) { | |
4c67bc74 MH |
573 | if (status != 0x0c || conn->attempt > 2) { |
574 | conn->state = BT_CLOSED; | |
575 | hci_proto_connect_cfm(conn, status); | |
576 | hci_conn_del(conn); | |
577 | } else | |
578 | conn->state = BT_CONNECT2; | |
1da177e4 LT |
579 | } |
580 | } else { | |
581 | if (!conn) { | |
582 | conn = hci_conn_add(hdev, ACL_LINK, &cp->bdaddr); | |
583 | if (conn) { | |
584 | conn->out = 1; | |
585 | conn->link_mode |= HCI_LM_MASTER; | |
586 | } else | |
893ef971 | 587 | BT_ERR("No memory for new connection"); |
1da177e4 LT |
588 | } |
589 | } | |
590 | ||
591 | hci_dev_unlock(hdev); | |
592 | } | |
593 | ||
a9de9248 | 594 | static void hci_cs_add_sco(struct hci_dev *hdev, __u8 status) |
1da177e4 | 595 | { |
a9de9248 MH |
596 | struct hci_cp_add_sco *cp; |
597 | struct hci_conn *acl, *sco; | |
598 | __u16 handle; | |
1da177e4 | 599 | |
b6a0dc82 MH |
600 | BT_DBG("%s status 0x%x", hdev->name, status); |
601 | ||
a9de9248 MH |
602 | if (!status) |
603 | return; | |
1da177e4 | 604 | |
a9de9248 MH |
605 | cp = hci_sent_cmd_data(hdev, HCI_OP_ADD_SCO); |
606 | if (!cp) | |
607 | return; | |
1da177e4 | 608 | |
a9de9248 | 609 | handle = __le16_to_cpu(cp->handle); |
1da177e4 | 610 | |
a9de9248 | 611 | BT_DBG("%s handle %d", hdev->name, handle); |
1da177e4 | 612 | |
a9de9248 | 613 | hci_dev_lock(hdev); |
1da177e4 | 614 | |
a9de9248 MH |
615 | acl = hci_conn_hash_lookup_handle(hdev, handle); |
616 | if (acl && (sco = acl->link)) { | |
617 | sco->state = BT_CLOSED; | |
1da177e4 | 618 | |
a9de9248 MH |
619 | hci_proto_connect_cfm(sco, status); |
620 | hci_conn_del(sco); | |
621 | } | |
1da177e4 | 622 | |
a9de9248 MH |
623 | hci_dev_unlock(hdev); |
624 | } | |
1da177e4 | 625 | |
f8558555 MH |
626 | static void hci_cs_auth_requested(struct hci_dev *hdev, __u8 status) |
627 | { | |
628 | struct hci_cp_auth_requested *cp; | |
629 | struct hci_conn *conn; | |
630 | ||
631 | BT_DBG("%s status 0x%x", hdev->name, status); | |
632 | ||
633 | if (!status) | |
634 | return; | |
635 | ||
636 | cp = hci_sent_cmd_data(hdev, HCI_OP_AUTH_REQUESTED); | |
637 | if (!cp) | |
638 | return; | |
639 | ||
640 | hci_dev_lock(hdev); | |
641 | ||
642 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
643 | if (conn) { | |
644 | if (conn->state == BT_CONFIG) { | |
645 | hci_proto_connect_cfm(conn, status); | |
646 | hci_conn_put(conn); | |
647 | } | |
648 | } | |
649 | ||
650 | hci_dev_unlock(hdev); | |
651 | } | |
652 | ||
653 | static void hci_cs_set_conn_encrypt(struct hci_dev *hdev, __u8 status) | |
654 | { | |
655 | struct hci_cp_set_conn_encrypt *cp; | |
656 | struct hci_conn *conn; | |
657 | ||
658 | BT_DBG("%s status 0x%x", hdev->name, status); | |
659 | ||
660 | if (!status) | |
661 | return; | |
662 | ||
663 | cp = hci_sent_cmd_data(hdev, HCI_OP_SET_CONN_ENCRYPT); | |
664 | if (!cp) | |
665 | return; | |
666 | ||
667 | hci_dev_lock(hdev); | |
668 | ||
669 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
670 | if (conn) { | |
671 | if (conn->state == BT_CONFIG) { | |
672 | hci_proto_connect_cfm(conn, status); | |
673 | hci_conn_put(conn); | |
674 | } | |
675 | } | |
676 | ||
677 | hci_dev_unlock(hdev); | |
678 | } | |
679 | ||
a9de9248 MH |
680 | static void hci_cs_remote_name_req(struct hci_dev *hdev, __u8 status) |
681 | { | |
682 | BT_DBG("%s status 0x%x", hdev->name, status); | |
683 | } | |
1da177e4 | 684 | |
769be974 MH |
685 | static void hci_cs_read_remote_features(struct hci_dev *hdev, __u8 status) |
686 | { | |
687 | struct hci_cp_read_remote_features *cp; | |
688 | struct hci_conn *conn; | |
689 | ||
690 | BT_DBG("%s status 0x%x", hdev->name, status); | |
691 | ||
692 | if (!status) | |
693 | return; | |
694 | ||
695 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_FEATURES); | |
696 | if (!cp) | |
697 | return; | |
698 | ||
699 | hci_dev_lock(hdev); | |
700 | ||
701 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
702 | if (conn) { | |
703 | if (conn->state == BT_CONFIG) { | |
769be974 MH |
704 | hci_proto_connect_cfm(conn, status); |
705 | hci_conn_put(conn); | |
706 | } | |
707 | } | |
708 | ||
709 | hci_dev_unlock(hdev); | |
710 | } | |
711 | ||
712 | static void hci_cs_read_remote_ext_features(struct hci_dev *hdev, __u8 status) | |
713 | { | |
714 | struct hci_cp_read_remote_ext_features *cp; | |
715 | struct hci_conn *conn; | |
716 | ||
717 | BT_DBG("%s status 0x%x", hdev->name, status); | |
718 | ||
719 | if (!status) | |
720 | return; | |
721 | ||
722 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES); | |
723 | if (!cp) | |
724 | return; | |
725 | ||
726 | hci_dev_lock(hdev); | |
727 | ||
728 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
729 | if (conn) { | |
730 | if (conn->state == BT_CONFIG) { | |
769be974 MH |
731 | hci_proto_connect_cfm(conn, status); |
732 | hci_conn_put(conn); | |
733 | } | |
734 | } | |
735 | ||
736 | hci_dev_unlock(hdev); | |
737 | } | |
738 | ||
a9de9248 MH |
739 | static void hci_cs_setup_sync_conn(struct hci_dev *hdev, __u8 status) |
740 | { | |
b6a0dc82 MH |
741 | struct hci_cp_setup_sync_conn *cp; |
742 | struct hci_conn *acl, *sco; | |
743 | __u16 handle; | |
744 | ||
a9de9248 | 745 | BT_DBG("%s status 0x%x", hdev->name, status); |
b6a0dc82 MH |
746 | |
747 | if (!status) | |
748 | return; | |
749 | ||
750 | cp = hci_sent_cmd_data(hdev, HCI_OP_SETUP_SYNC_CONN); | |
751 | if (!cp) | |
752 | return; | |
753 | ||
754 | handle = __le16_to_cpu(cp->handle); | |
755 | ||
756 | BT_DBG("%s handle %d", hdev->name, handle); | |
757 | ||
758 | hci_dev_lock(hdev); | |
759 | ||
760 | acl = hci_conn_hash_lookup_handle(hdev, handle); | |
761 | if (acl && (sco = acl->link)) { | |
762 | sco->state = BT_CLOSED; | |
763 | ||
764 | hci_proto_connect_cfm(sco, status); | |
765 | hci_conn_del(sco); | |
766 | } | |
767 | ||
768 | hci_dev_unlock(hdev); | |
1da177e4 LT |
769 | } |
770 | ||
a9de9248 | 771 | static void hci_cs_sniff_mode(struct hci_dev *hdev, __u8 status) |
1da177e4 | 772 | { |
a9de9248 MH |
773 | struct hci_cp_sniff_mode *cp; |
774 | struct hci_conn *conn; | |
1da177e4 | 775 | |
a9de9248 | 776 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 777 | |
a9de9248 MH |
778 | if (!status) |
779 | return; | |
04837f64 | 780 | |
a9de9248 MH |
781 | cp = hci_sent_cmd_data(hdev, HCI_OP_SNIFF_MODE); |
782 | if (!cp) | |
783 | return; | |
04837f64 | 784 | |
a9de9248 | 785 | hci_dev_lock(hdev); |
04837f64 | 786 | |
a9de9248 | 787 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 788 | if (conn) { |
a9de9248 | 789 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); |
04837f64 | 790 | |
e73439d8 MH |
791 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend)) |
792 | hci_sco_setup(conn, status); | |
793 | } | |
794 | ||
a9de9248 MH |
795 | hci_dev_unlock(hdev); |
796 | } | |
04837f64 | 797 | |
a9de9248 MH |
798 | static void hci_cs_exit_sniff_mode(struct hci_dev *hdev, __u8 status) |
799 | { | |
800 | struct hci_cp_exit_sniff_mode *cp; | |
801 | struct hci_conn *conn; | |
04837f64 | 802 | |
a9de9248 | 803 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 804 | |
a9de9248 MH |
805 | if (!status) |
806 | return; | |
04837f64 | 807 | |
a9de9248 MH |
808 | cp = hci_sent_cmd_data(hdev, HCI_OP_EXIT_SNIFF_MODE); |
809 | if (!cp) | |
810 | return; | |
04837f64 | 811 | |
a9de9248 | 812 | hci_dev_lock(hdev); |
1da177e4 | 813 | |
a9de9248 | 814 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 815 | if (conn) { |
a9de9248 | 816 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); |
1da177e4 | 817 | |
e73439d8 MH |
818 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend)) |
819 | hci_sco_setup(conn, status); | |
820 | } | |
821 | ||
a9de9248 | 822 | hci_dev_unlock(hdev); |
1da177e4 LT |
823 | } |
824 | ||
1da177e4 LT |
825 | static inline void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
826 | { | |
827 | __u8 status = *((__u8 *) skb->data); | |
828 | ||
829 | BT_DBG("%s status %d", hdev->name, status); | |
830 | ||
831 | clear_bit(HCI_INQUIRY, &hdev->flags); | |
6bd57416 | 832 | |
a9de9248 | 833 | hci_req_complete(hdev, status); |
6bd57416 | 834 | |
a9de9248 | 835 | hci_conn_check_pending(hdev); |
1da177e4 LT |
836 | } |
837 | ||
1da177e4 LT |
838 | static inline void hci_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) |
839 | { | |
45bb4bf0 | 840 | struct inquiry_data data; |
a9de9248 | 841 | struct inquiry_info *info = (void *) (skb->data + 1); |
1da177e4 LT |
842 | int num_rsp = *((__u8 *) skb->data); |
843 | ||
844 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
845 | ||
45bb4bf0 MH |
846 | if (!num_rsp) |
847 | return; | |
848 | ||
1da177e4 | 849 | hci_dev_lock(hdev); |
45bb4bf0 | 850 | |
1da177e4 | 851 | for (; num_rsp; num_rsp--) { |
1da177e4 LT |
852 | bacpy(&data.bdaddr, &info->bdaddr); |
853 | data.pscan_rep_mode = info->pscan_rep_mode; | |
854 | data.pscan_period_mode = info->pscan_period_mode; | |
855 | data.pscan_mode = info->pscan_mode; | |
856 | memcpy(data.dev_class, info->dev_class, 3); | |
857 | data.clock_offset = info->clock_offset; | |
858 | data.rssi = 0x00; | |
41a96212 | 859 | data.ssp_mode = 0x00; |
1da177e4 LT |
860 | info++; |
861 | hci_inquiry_cache_update(hdev, &data); | |
862 | } | |
45bb4bf0 | 863 | |
1da177e4 LT |
864 | hci_dev_unlock(hdev); |
865 | } | |
866 | ||
1da177e4 LT |
867 | static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
868 | { | |
a9de9248 MH |
869 | struct hci_ev_conn_complete *ev = (void *) skb->data; |
870 | struct hci_conn *conn; | |
1da177e4 LT |
871 | |
872 | BT_DBG("%s", hdev->name); | |
873 | ||
874 | hci_dev_lock(hdev); | |
875 | ||
876 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9499237a MH |
877 | if (!conn) { |
878 | if (ev->link_type != SCO_LINK) | |
879 | goto unlock; | |
880 | ||
881 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
882 | if (!conn) | |
883 | goto unlock; | |
884 | ||
885 | conn->type = SCO_LINK; | |
886 | } | |
1da177e4 LT |
887 | |
888 | if (!ev->status) { | |
889 | conn->handle = __le16_to_cpu(ev->handle); | |
769be974 MH |
890 | |
891 | if (conn->type == ACL_LINK) { | |
892 | conn->state = BT_CONFIG; | |
893 | hci_conn_hold(conn); | |
052b30b0 | 894 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; |
769be974 MH |
895 | } else |
896 | conn->state = BT_CONNECTED; | |
1da177e4 | 897 | |
9eba32b8 | 898 | hci_conn_hold_device(conn); |
7d0db0a3 MH |
899 | hci_conn_add_sysfs(conn); |
900 | ||
1da177e4 LT |
901 | if (test_bit(HCI_AUTH, &hdev->flags)) |
902 | conn->link_mode |= HCI_LM_AUTH; | |
903 | ||
904 | if (test_bit(HCI_ENCRYPT, &hdev->flags)) | |
905 | conn->link_mode |= HCI_LM_ENCRYPT; | |
906 | ||
04837f64 MH |
907 | /* Get remote features */ |
908 | if (conn->type == ACL_LINK) { | |
909 | struct hci_cp_read_remote_features cp; | |
910 | cp.handle = ev->handle; | |
769be974 MH |
911 | hci_send_cmd(hdev, HCI_OP_READ_REMOTE_FEATURES, |
912 | sizeof(cp), &cp); | |
04837f64 MH |
913 | } |
914 | ||
1da177e4 | 915 | /* Set packet type for incoming connection */ |
a8746417 | 916 | if (!conn->out && hdev->hci_ver < 3) { |
1da177e4 LT |
917 | struct hci_cp_change_conn_ptype cp; |
918 | cp.handle = ev->handle; | |
a8746417 MH |
919 | cp.pkt_type = cpu_to_le16(conn->pkt_type); |
920 | hci_send_cmd(hdev, HCI_OP_CHANGE_CONN_PTYPE, | |
921 | sizeof(cp), &cp); | |
1da177e4 LT |
922 | } |
923 | } else | |
924 | conn->state = BT_CLOSED; | |
925 | ||
e73439d8 MH |
926 | if (conn->type == ACL_LINK) |
927 | hci_sco_setup(conn, ev->status); | |
1da177e4 | 928 | |
769be974 MH |
929 | if (ev->status) { |
930 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 931 | hci_conn_del(conn); |
c89b6e6b MH |
932 | } else if (ev->link_type != ACL_LINK) |
933 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 934 | |
a9de9248 | 935 | unlock: |
1da177e4 | 936 | hci_dev_unlock(hdev); |
1da177e4 | 937 | |
a9de9248 | 938 | hci_conn_check_pending(hdev); |
1da177e4 LT |
939 | } |
940 | ||
a9de9248 | 941 | static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 942 | { |
a9de9248 MH |
943 | struct hci_ev_conn_request *ev = (void *) skb->data; |
944 | int mask = hdev->link_mode; | |
1da177e4 | 945 | |
a9de9248 MH |
946 | BT_DBG("%s bdaddr %s type 0x%x", hdev->name, |
947 | batostr(&ev->bdaddr), ev->link_type); | |
1da177e4 | 948 | |
a9de9248 | 949 | mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type); |
1da177e4 | 950 | |
f0358568 | 951 | if ((mask & HCI_LM_ACCEPT) && !hci_blacklist_lookup(hdev, &ev->bdaddr)) { |
a9de9248 | 952 | /* Connection accepted */ |
c7bdd502 | 953 | struct inquiry_entry *ie; |
1da177e4 | 954 | struct hci_conn *conn; |
1da177e4 | 955 | |
a9de9248 | 956 | hci_dev_lock(hdev); |
b6a0dc82 | 957 | |
c7bdd502 MH |
958 | if ((ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr))) |
959 | memcpy(ie->data.dev_class, ev->dev_class, 3); | |
960 | ||
a9de9248 MH |
961 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); |
962 | if (!conn) { | |
963 | if (!(conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr))) { | |
893ef971 | 964 | BT_ERR("No memory for new connection"); |
a9de9248 MH |
965 | hci_dev_unlock(hdev); |
966 | return; | |
1da177e4 LT |
967 | } |
968 | } | |
b6a0dc82 | 969 | |
a9de9248 MH |
970 | memcpy(conn->dev_class, ev->dev_class, 3); |
971 | conn->state = BT_CONNECT; | |
b6a0dc82 | 972 | |
a9de9248 | 973 | hci_dev_unlock(hdev); |
1da177e4 | 974 | |
b6a0dc82 MH |
975 | if (ev->link_type == ACL_LINK || !lmp_esco_capable(hdev)) { |
976 | struct hci_cp_accept_conn_req cp; | |
1da177e4 | 977 | |
b6a0dc82 MH |
978 | bacpy(&cp.bdaddr, &ev->bdaddr); |
979 | ||
980 | if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER)) | |
981 | cp.role = 0x00; /* Become master */ | |
982 | else | |
983 | cp.role = 0x01; /* Remain slave */ | |
984 | ||
985 | hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, | |
986 | sizeof(cp), &cp); | |
987 | } else { | |
988 | struct hci_cp_accept_sync_conn_req cp; | |
989 | ||
990 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
a8746417 | 991 | cp.pkt_type = cpu_to_le16(conn->pkt_type); |
b6a0dc82 MH |
992 | |
993 | cp.tx_bandwidth = cpu_to_le32(0x00001f40); | |
994 | cp.rx_bandwidth = cpu_to_le32(0x00001f40); | |
995 | cp.max_latency = cpu_to_le16(0xffff); | |
996 | cp.content_format = cpu_to_le16(hdev->voice_setting); | |
997 | cp.retrans_effort = 0xff; | |
1da177e4 | 998 | |
b6a0dc82 MH |
999 | hci_send_cmd(hdev, HCI_OP_ACCEPT_SYNC_CONN_REQ, |
1000 | sizeof(cp), &cp); | |
1001 | } | |
a9de9248 MH |
1002 | } else { |
1003 | /* Connection rejected */ | |
1004 | struct hci_cp_reject_conn_req cp; | |
1da177e4 | 1005 | |
a9de9248 MH |
1006 | bacpy(&cp.bdaddr, &ev->bdaddr); |
1007 | cp.reason = 0x0f; | |
1008 | hci_send_cmd(hdev, HCI_OP_REJECT_CONN_REQ, sizeof(cp), &cp); | |
1da177e4 | 1009 | } |
1da177e4 LT |
1010 | } |
1011 | ||
a9de9248 | 1012 | static inline void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
04837f64 | 1013 | { |
a9de9248 | 1014 | struct hci_ev_disconn_complete *ev = (void *) skb->data; |
04837f64 MH |
1015 | struct hci_conn *conn; |
1016 | ||
1017 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1018 | ||
a9de9248 MH |
1019 | if (ev->status) |
1020 | return; | |
1021 | ||
04837f64 MH |
1022 | hci_dev_lock(hdev); |
1023 | ||
1024 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1025 | if (conn) { | |
a9de9248 | 1026 | conn->state = BT_CLOSED; |
7d0db0a3 | 1027 | |
2950f21a | 1028 | hci_proto_disconn_cfm(conn, ev->reason); |
a9de9248 | 1029 | hci_conn_del(conn); |
04837f64 MH |
1030 | } |
1031 | ||
1032 | hci_dev_unlock(hdev); | |
1033 | } | |
1034 | ||
1da177e4 LT |
1035 | static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1036 | { | |
a9de9248 | 1037 | struct hci_ev_auth_complete *ev = (void *) skb->data; |
04837f64 | 1038 | struct hci_conn *conn; |
1da177e4 LT |
1039 | |
1040 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1041 | ||
1042 | hci_dev_lock(hdev); | |
1043 | ||
04837f64 | 1044 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1045 | if (conn) { |
1046 | if (!ev->status) | |
1047 | conn->link_mode |= HCI_LM_AUTH; | |
da213f41 JH |
1048 | else |
1049 | conn->sec_level = BT_SECURITY_LOW; | |
1da177e4 LT |
1050 | |
1051 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
1052 | ||
f8558555 MH |
1053 | if (conn->state == BT_CONFIG) { |
1054 | if (!ev->status && hdev->ssp_mode > 0 && | |
1055 | conn->ssp_mode > 0) { | |
1056 | struct hci_cp_set_conn_encrypt cp; | |
1057 | cp.handle = ev->handle; | |
1058 | cp.encrypt = 0x01; | |
1059 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, | |
1060 | sizeof(cp), &cp); | |
1061 | } else { | |
1062 | conn->state = BT_CONNECTED; | |
1063 | hci_proto_connect_cfm(conn, ev->status); | |
1064 | hci_conn_put(conn); | |
1065 | } | |
052b30b0 | 1066 | } else { |
f8558555 | 1067 | hci_auth_cfm(conn, ev->status); |
1da177e4 | 1068 | |
052b30b0 MH |
1069 | hci_conn_hold(conn); |
1070 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
1071 | hci_conn_put(conn); | |
1072 | } | |
1073 | ||
1da177e4 LT |
1074 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) { |
1075 | if (!ev->status) { | |
1076 | struct hci_cp_set_conn_encrypt cp; | |
f8558555 MH |
1077 | cp.handle = ev->handle; |
1078 | cp.encrypt = 0x01; | |
1079 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, | |
1080 | sizeof(cp), &cp); | |
1da177e4 LT |
1081 | } else { |
1082 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
1083 | hci_encrypt_cfm(conn, ev->status, 0x00); | |
1084 | } | |
1085 | } | |
1086 | } | |
1087 | ||
1088 | hci_dev_unlock(hdev); | |
1089 | } | |
1090 | ||
a9de9248 | 1091 | static inline void hci_remote_name_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1092 | { |
a9de9248 | 1093 | BT_DBG("%s", hdev->name); |
1da177e4 | 1094 | |
a9de9248 MH |
1095 | hci_conn_check_pending(hdev); |
1096 | } | |
1097 | ||
1098 | static inline void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1099 | { | |
1100 | struct hci_ev_encrypt_change *ev = (void *) skb->data; | |
1101 | struct hci_conn *conn; | |
1102 | ||
1103 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1da177e4 LT |
1104 | |
1105 | hci_dev_lock(hdev); | |
1106 | ||
04837f64 | 1107 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1108 | if (conn) { |
1109 | if (!ev->status) { | |
ae293196 MH |
1110 | if (ev->encrypt) { |
1111 | /* Encryption implies authentication */ | |
1112 | conn->link_mode |= HCI_LM_AUTH; | |
1da177e4 | 1113 | conn->link_mode |= HCI_LM_ENCRYPT; |
ae293196 | 1114 | } else |
1da177e4 LT |
1115 | conn->link_mode &= ~HCI_LM_ENCRYPT; |
1116 | } | |
1117 | ||
1118 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
1119 | ||
f8558555 MH |
1120 | if (conn->state == BT_CONFIG) { |
1121 | if (!ev->status) | |
1122 | conn->state = BT_CONNECTED; | |
1123 | ||
1124 | hci_proto_connect_cfm(conn, ev->status); | |
1125 | hci_conn_put(conn); | |
1126 | } else | |
1127 | hci_encrypt_cfm(conn, ev->status, ev->encrypt); | |
1da177e4 LT |
1128 | } |
1129 | ||
1130 | hci_dev_unlock(hdev); | |
1131 | } | |
1132 | ||
a9de9248 | 1133 | static inline void hci_change_link_key_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1134 | { |
a9de9248 | 1135 | struct hci_ev_change_link_key_complete *ev = (void *) skb->data; |
04837f64 | 1136 | struct hci_conn *conn; |
1da177e4 LT |
1137 | |
1138 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1139 | ||
1140 | hci_dev_lock(hdev); | |
1141 | ||
04837f64 | 1142 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1143 | if (conn) { |
1144 | if (!ev->status) | |
1145 | conn->link_mode |= HCI_LM_SECURE; | |
1146 | ||
1147 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
1148 | ||
1149 | hci_key_change_cfm(conn, ev->status); | |
1150 | } | |
1151 | ||
1152 | hci_dev_unlock(hdev); | |
1153 | } | |
1154 | ||
a9de9248 | 1155 | static inline void hci_remote_features_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1156 | { |
a9de9248 MH |
1157 | struct hci_ev_remote_features *ev = (void *) skb->data; |
1158 | struct hci_conn *conn; | |
1159 | ||
1160 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1161 | ||
a9de9248 MH |
1162 | hci_dev_lock(hdev); |
1163 | ||
1164 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
769be974 MH |
1165 | if (conn) { |
1166 | if (!ev->status) | |
1167 | memcpy(conn->features, ev->features, 8); | |
1168 | ||
1169 | if (conn->state == BT_CONFIG) { | |
1170 | if (!ev->status && lmp_ssp_capable(hdev) && | |
1171 | lmp_ssp_capable(conn)) { | |
1172 | struct hci_cp_read_remote_ext_features cp; | |
1173 | cp.handle = ev->handle; | |
1174 | cp.page = 0x01; | |
1175 | hci_send_cmd(hdev, | |
1176 | HCI_OP_READ_REMOTE_EXT_FEATURES, | |
1177 | sizeof(cp), &cp); | |
bdb7524a JH |
1178 | } else if (!ev->status && conn->out && |
1179 | conn->sec_level == BT_SECURITY_HIGH) { | |
1180 | struct hci_cp_auth_requested cp; | |
1181 | cp.handle = ev->handle; | |
1182 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, | |
1183 | sizeof(cp), &cp); | |
769be974 MH |
1184 | } else { |
1185 | conn->state = BT_CONNECTED; | |
1186 | hci_proto_connect_cfm(conn, ev->status); | |
1187 | hci_conn_put(conn); | |
1188 | } | |
1189 | } | |
1190 | } | |
a9de9248 MH |
1191 | |
1192 | hci_dev_unlock(hdev); | |
1da177e4 LT |
1193 | } |
1194 | ||
a9de9248 | 1195 | static inline void hci_remote_version_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1196 | { |
a9de9248 | 1197 | BT_DBG("%s", hdev->name); |
1da177e4 LT |
1198 | } |
1199 | ||
a9de9248 | 1200 | static inline void hci_qos_setup_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1201 | { |
a9de9248 | 1202 | BT_DBG("%s", hdev->name); |
1da177e4 LT |
1203 | } |
1204 | ||
a9de9248 MH |
1205 | static inline void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1206 | { | |
1207 | struct hci_ev_cmd_complete *ev = (void *) skb->data; | |
1208 | __u16 opcode; | |
1209 | ||
1210 | skb_pull(skb, sizeof(*ev)); | |
1211 | ||
1212 | opcode = __le16_to_cpu(ev->opcode); | |
1213 | ||
1214 | switch (opcode) { | |
1215 | case HCI_OP_INQUIRY_CANCEL: | |
1216 | hci_cc_inquiry_cancel(hdev, skb); | |
1217 | break; | |
1218 | ||
1219 | case HCI_OP_EXIT_PERIODIC_INQ: | |
1220 | hci_cc_exit_periodic_inq(hdev, skb); | |
1221 | break; | |
1222 | ||
1223 | case HCI_OP_REMOTE_NAME_REQ_CANCEL: | |
1224 | hci_cc_remote_name_req_cancel(hdev, skb); | |
1225 | break; | |
1226 | ||
1227 | case HCI_OP_ROLE_DISCOVERY: | |
1228 | hci_cc_role_discovery(hdev, skb); | |
1229 | break; | |
1230 | ||
e4e8e37c MH |
1231 | case HCI_OP_READ_LINK_POLICY: |
1232 | hci_cc_read_link_policy(hdev, skb); | |
1233 | break; | |
1234 | ||
a9de9248 MH |
1235 | case HCI_OP_WRITE_LINK_POLICY: |
1236 | hci_cc_write_link_policy(hdev, skb); | |
1237 | break; | |
1238 | ||
e4e8e37c MH |
1239 | case HCI_OP_READ_DEF_LINK_POLICY: |
1240 | hci_cc_read_def_link_policy(hdev, skb); | |
1241 | break; | |
1242 | ||
1243 | case HCI_OP_WRITE_DEF_LINK_POLICY: | |
1244 | hci_cc_write_def_link_policy(hdev, skb); | |
1245 | break; | |
1246 | ||
a9de9248 MH |
1247 | case HCI_OP_RESET: |
1248 | hci_cc_reset(hdev, skb); | |
1249 | break; | |
1250 | ||
1251 | case HCI_OP_WRITE_LOCAL_NAME: | |
1252 | hci_cc_write_local_name(hdev, skb); | |
1253 | break; | |
1254 | ||
1255 | case HCI_OP_READ_LOCAL_NAME: | |
1256 | hci_cc_read_local_name(hdev, skb); | |
1257 | break; | |
1258 | ||
1259 | case HCI_OP_WRITE_AUTH_ENABLE: | |
1260 | hci_cc_write_auth_enable(hdev, skb); | |
1261 | break; | |
1262 | ||
1263 | case HCI_OP_WRITE_ENCRYPT_MODE: | |
1264 | hci_cc_write_encrypt_mode(hdev, skb); | |
1265 | break; | |
1266 | ||
1267 | case HCI_OP_WRITE_SCAN_ENABLE: | |
1268 | hci_cc_write_scan_enable(hdev, skb); | |
1269 | break; | |
1270 | ||
1271 | case HCI_OP_READ_CLASS_OF_DEV: | |
1272 | hci_cc_read_class_of_dev(hdev, skb); | |
1273 | break; | |
1274 | ||
1275 | case HCI_OP_WRITE_CLASS_OF_DEV: | |
1276 | hci_cc_write_class_of_dev(hdev, skb); | |
1277 | break; | |
1278 | ||
1279 | case HCI_OP_READ_VOICE_SETTING: | |
1280 | hci_cc_read_voice_setting(hdev, skb); | |
1281 | break; | |
1282 | ||
1283 | case HCI_OP_WRITE_VOICE_SETTING: | |
1284 | hci_cc_write_voice_setting(hdev, skb); | |
1285 | break; | |
1286 | ||
1287 | case HCI_OP_HOST_BUFFER_SIZE: | |
1288 | hci_cc_host_buffer_size(hdev, skb); | |
1289 | break; | |
1290 | ||
333140b5 MH |
1291 | case HCI_OP_READ_SSP_MODE: |
1292 | hci_cc_read_ssp_mode(hdev, skb); | |
1293 | break; | |
1294 | ||
1295 | case HCI_OP_WRITE_SSP_MODE: | |
1296 | hci_cc_write_ssp_mode(hdev, skb); | |
1297 | break; | |
1298 | ||
a9de9248 MH |
1299 | case HCI_OP_READ_LOCAL_VERSION: |
1300 | hci_cc_read_local_version(hdev, skb); | |
1301 | break; | |
1302 | ||
1303 | case HCI_OP_READ_LOCAL_COMMANDS: | |
1304 | hci_cc_read_local_commands(hdev, skb); | |
1305 | break; | |
1306 | ||
1307 | case HCI_OP_READ_LOCAL_FEATURES: | |
1308 | hci_cc_read_local_features(hdev, skb); | |
1309 | break; | |
1310 | ||
1311 | case HCI_OP_READ_BUFFER_SIZE: | |
1312 | hci_cc_read_buffer_size(hdev, skb); | |
1313 | break; | |
1314 | ||
1315 | case HCI_OP_READ_BD_ADDR: | |
1316 | hci_cc_read_bd_addr(hdev, skb); | |
1317 | break; | |
1318 | ||
1319 | default: | |
1320 | BT_DBG("%s opcode 0x%x", hdev->name, opcode); | |
1321 | break; | |
1322 | } | |
1323 | ||
1324 | if (ev->ncmd) { | |
1325 | atomic_set(&hdev->cmd_cnt, 1); | |
1326 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c78ae283 | 1327 | tasklet_schedule(&hdev->cmd_task); |
a9de9248 MH |
1328 | } |
1329 | } | |
1330 | ||
1331 | static inline void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1332 | { | |
1333 | struct hci_ev_cmd_status *ev = (void *) skb->data; | |
1334 | __u16 opcode; | |
1335 | ||
1336 | skb_pull(skb, sizeof(*ev)); | |
1337 | ||
1338 | opcode = __le16_to_cpu(ev->opcode); | |
1339 | ||
1340 | switch (opcode) { | |
1341 | case HCI_OP_INQUIRY: | |
1342 | hci_cs_inquiry(hdev, ev->status); | |
1343 | break; | |
1344 | ||
1345 | case HCI_OP_CREATE_CONN: | |
1346 | hci_cs_create_conn(hdev, ev->status); | |
1347 | break; | |
1348 | ||
1349 | case HCI_OP_ADD_SCO: | |
1350 | hci_cs_add_sco(hdev, ev->status); | |
1351 | break; | |
1352 | ||
f8558555 MH |
1353 | case HCI_OP_AUTH_REQUESTED: |
1354 | hci_cs_auth_requested(hdev, ev->status); | |
1355 | break; | |
1356 | ||
1357 | case HCI_OP_SET_CONN_ENCRYPT: | |
1358 | hci_cs_set_conn_encrypt(hdev, ev->status); | |
1359 | break; | |
1360 | ||
a9de9248 MH |
1361 | case HCI_OP_REMOTE_NAME_REQ: |
1362 | hci_cs_remote_name_req(hdev, ev->status); | |
1363 | break; | |
1364 | ||
769be974 MH |
1365 | case HCI_OP_READ_REMOTE_FEATURES: |
1366 | hci_cs_read_remote_features(hdev, ev->status); | |
1367 | break; | |
1368 | ||
1369 | case HCI_OP_READ_REMOTE_EXT_FEATURES: | |
1370 | hci_cs_read_remote_ext_features(hdev, ev->status); | |
1371 | break; | |
1372 | ||
a9de9248 MH |
1373 | case HCI_OP_SETUP_SYNC_CONN: |
1374 | hci_cs_setup_sync_conn(hdev, ev->status); | |
1375 | break; | |
1376 | ||
1377 | case HCI_OP_SNIFF_MODE: | |
1378 | hci_cs_sniff_mode(hdev, ev->status); | |
1379 | break; | |
1380 | ||
1381 | case HCI_OP_EXIT_SNIFF_MODE: | |
1382 | hci_cs_exit_sniff_mode(hdev, ev->status); | |
1383 | break; | |
1384 | ||
1385 | default: | |
1386 | BT_DBG("%s opcode 0x%x", hdev->name, opcode); | |
1387 | break; | |
1388 | } | |
1389 | ||
1390 | if (ev->ncmd) { | |
1391 | atomic_set(&hdev->cmd_cnt, 1); | |
1392 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c78ae283 | 1393 | tasklet_schedule(&hdev->cmd_task); |
a9de9248 MH |
1394 | } |
1395 | } | |
1396 | ||
1397 | static inline void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1398 | { | |
1399 | struct hci_ev_role_change *ev = (void *) skb->data; | |
1400 | struct hci_conn *conn; | |
1401 | ||
1402 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1403 | ||
1404 | hci_dev_lock(hdev); | |
1405 | ||
1406 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
1407 | if (conn) { | |
1408 | if (!ev->status) { | |
1409 | if (ev->role) | |
1410 | conn->link_mode &= ~HCI_LM_MASTER; | |
1411 | else | |
1412 | conn->link_mode |= HCI_LM_MASTER; | |
1413 | } | |
1414 | ||
1415 | clear_bit(HCI_CONN_RSWITCH_PEND, &conn->pend); | |
1416 | ||
1417 | hci_role_switch_cfm(conn, ev->status, ev->role); | |
1418 | } | |
1419 | ||
1420 | hci_dev_unlock(hdev); | |
1421 | } | |
1422 | ||
1423 | static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1424 | { | |
1425 | struct hci_ev_num_comp_pkts *ev = (void *) skb->data; | |
1426 | __le16 *ptr; | |
1427 | int i; | |
1428 | ||
1429 | skb_pull(skb, sizeof(*ev)); | |
1430 | ||
1431 | BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl); | |
1432 | ||
1433 | if (skb->len < ev->num_hndl * 4) { | |
1434 | BT_DBG("%s bad parameters", hdev->name); | |
1435 | return; | |
1436 | } | |
1437 | ||
1438 | tasklet_disable(&hdev->tx_task); | |
1439 | ||
1440 | for (i = 0, ptr = (__le16 *) skb->data; i < ev->num_hndl; i++) { | |
1441 | struct hci_conn *conn; | |
1442 | __u16 handle, count; | |
1443 | ||
83985319 HH |
1444 | handle = get_unaligned_le16(ptr++); |
1445 | count = get_unaligned_le16(ptr++); | |
a9de9248 MH |
1446 | |
1447 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
1448 | if (conn) { | |
1449 | conn->sent -= count; | |
1450 | ||
1451 | if (conn->type == ACL_LINK) { | |
1452 | if ((hdev->acl_cnt += count) > hdev->acl_pkts) | |
1453 | hdev->acl_cnt = hdev->acl_pkts; | |
1454 | } else { | |
1455 | if ((hdev->sco_cnt += count) > hdev->sco_pkts) | |
1456 | hdev->sco_cnt = hdev->sco_pkts; | |
1457 | } | |
1458 | } | |
1459 | } | |
1460 | ||
c78ae283 | 1461 | tasklet_schedule(&hdev->tx_task); |
a9de9248 MH |
1462 | |
1463 | tasklet_enable(&hdev->tx_task); | |
1464 | } | |
1465 | ||
1466 | static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
04837f64 | 1467 | { |
a9de9248 | 1468 | struct hci_ev_mode_change *ev = (void *) skb->data; |
04837f64 MH |
1469 | struct hci_conn *conn; |
1470 | ||
1471 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1472 | ||
1473 | hci_dev_lock(hdev); | |
1474 | ||
1475 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
a9de9248 MH |
1476 | if (conn) { |
1477 | conn->mode = ev->mode; | |
1478 | conn->interval = __le16_to_cpu(ev->interval); | |
1479 | ||
1480 | if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend)) { | |
1481 | if (conn->mode == HCI_CM_ACTIVE) | |
1482 | conn->power_save = 1; | |
1483 | else | |
1484 | conn->power_save = 0; | |
1485 | } | |
e73439d8 MH |
1486 | |
1487 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend)) | |
1488 | hci_sco_setup(conn, ev->status); | |
04837f64 MH |
1489 | } |
1490 | ||
1491 | hci_dev_unlock(hdev); | |
1492 | } | |
1493 | ||
a9de9248 MH |
1494 | static inline void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1495 | { | |
052b30b0 MH |
1496 | struct hci_ev_pin_code_req *ev = (void *) skb->data; |
1497 | struct hci_conn *conn; | |
1498 | ||
a9de9248 | 1499 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
1500 | |
1501 | hci_dev_lock(hdev); | |
1502 | ||
1503 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3d7a9d1c | 1504 | if (conn && conn->state == BT_CONNECTED) { |
052b30b0 MH |
1505 | hci_conn_hold(conn); |
1506 | conn->disc_timeout = HCI_PAIRING_TIMEOUT; | |
1507 | hci_conn_put(conn); | |
1508 | } | |
1509 | ||
1510 | hci_dev_unlock(hdev); | |
a9de9248 MH |
1511 | } |
1512 | ||
1513 | static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1514 | { | |
1515 | BT_DBG("%s", hdev->name); | |
1516 | } | |
1517 | ||
1518 | static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1519 | { | |
052b30b0 MH |
1520 | struct hci_ev_link_key_notify *ev = (void *) skb->data; |
1521 | struct hci_conn *conn; | |
1522 | ||
a9de9248 | 1523 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
1524 | |
1525 | hci_dev_lock(hdev); | |
1526 | ||
1527 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
1528 | if (conn) { | |
1529 | hci_conn_hold(conn); | |
1530 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
1531 | hci_conn_put(conn); | |
1532 | } | |
1533 | ||
1534 | hci_dev_unlock(hdev); | |
a9de9248 MH |
1535 | } |
1536 | ||
1da177e4 LT |
1537 | static inline void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1538 | { | |
a9de9248 | 1539 | struct hci_ev_clock_offset *ev = (void *) skb->data; |
04837f64 | 1540 | struct hci_conn *conn; |
1da177e4 LT |
1541 | |
1542 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1543 | ||
1544 | hci_dev_lock(hdev); | |
1545 | ||
04837f64 | 1546 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1547 | if (conn && !ev->status) { |
1548 | struct inquiry_entry *ie; | |
1549 | ||
1550 | if ((ie = hci_inquiry_cache_lookup(hdev, &conn->dst))) { | |
1551 | ie->data.clock_offset = ev->clock_offset; | |
1552 | ie->timestamp = jiffies; | |
1553 | } | |
1554 | } | |
1555 | ||
1556 | hci_dev_unlock(hdev); | |
1557 | } | |
1558 | ||
a8746417 MH |
1559 | static inline void hci_pkt_type_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1560 | { | |
1561 | struct hci_ev_pkt_type_change *ev = (void *) skb->data; | |
1562 | struct hci_conn *conn; | |
1563 | ||
1564 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1565 | ||
1566 | hci_dev_lock(hdev); | |
1567 | ||
1568 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1569 | if (conn && !ev->status) | |
1570 | conn->pkt_type = __le16_to_cpu(ev->pkt_type); | |
1571 | ||
1572 | hci_dev_unlock(hdev); | |
1573 | } | |
1574 | ||
85a1e930 MH |
1575 | static inline void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1576 | { | |
a9de9248 | 1577 | struct hci_ev_pscan_rep_mode *ev = (void *) skb->data; |
85a1e930 MH |
1578 | struct inquiry_entry *ie; |
1579 | ||
1580 | BT_DBG("%s", hdev->name); | |
1581 | ||
1582 | hci_dev_lock(hdev); | |
1583 | ||
1584 | if ((ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr))) { | |
1585 | ie->data.pscan_rep_mode = ev->pscan_rep_mode; | |
1586 | ie->timestamp = jiffies; | |
1587 | } | |
1588 | ||
1589 | hci_dev_unlock(hdev); | |
1590 | } | |
1591 | ||
a9de9248 MH |
1592 | static inline void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1593 | { | |
1594 | struct inquiry_data data; | |
1595 | int num_rsp = *((__u8 *) skb->data); | |
1596 | ||
1597 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
1598 | ||
1599 | if (!num_rsp) | |
1600 | return; | |
1601 | ||
1602 | hci_dev_lock(hdev); | |
1603 | ||
1604 | if ((skb->len - 1) / num_rsp != sizeof(struct inquiry_info_with_rssi)) { | |
1605 | struct inquiry_info_with_rssi_and_pscan_mode *info = (void *) (skb->data + 1); | |
1606 | ||
1607 | for (; num_rsp; num_rsp--) { | |
1608 | bacpy(&data.bdaddr, &info->bdaddr); | |
1609 | data.pscan_rep_mode = info->pscan_rep_mode; | |
1610 | data.pscan_period_mode = info->pscan_period_mode; | |
1611 | data.pscan_mode = info->pscan_mode; | |
1612 | memcpy(data.dev_class, info->dev_class, 3); | |
1613 | data.clock_offset = info->clock_offset; | |
1614 | data.rssi = info->rssi; | |
41a96212 | 1615 | data.ssp_mode = 0x00; |
a9de9248 MH |
1616 | info++; |
1617 | hci_inquiry_cache_update(hdev, &data); | |
1618 | } | |
1619 | } else { | |
1620 | struct inquiry_info_with_rssi *info = (void *) (skb->data + 1); | |
1621 | ||
1622 | for (; num_rsp; num_rsp--) { | |
1623 | bacpy(&data.bdaddr, &info->bdaddr); | |
1624 | data.pscan_rep_mode = info->pscan_rep_mode; | |
1625 | data.pscan_period_mode = info->pscan_period_mode; | |
1626 | data.pscan_mode = 0x00; | |
1627 | memcpy(data.dev_class, info->dev_class, 3); | |
1628 | data.clock_offset = info->clock_offset; | |
1629 | data.rssi = info->rssi; | |
41a96212 | 1630 | data.ssp_mode = 0x00; |
a9de9248 MH |
1631 | info++; |
1632 | hci_inquiry_cache_update(hdev, &data); | |
1633 | } | |
1634 | } | |
1635 | ||
1636 | hci_dev_unlock(hdev); | |
1637 | } | |
1638 | ||
1639 | static inline void hci_remote_ext_features_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1640 | { | |
41a96212 MH |
1641 | struct hci_ev_remote_ext_features *ev = (void *) skb->data; |
1642 | struct hci_conn *conn; | |
1643 | ||
a9de9248 | 1644 | BT_DBG("%s", hdev->name); |
41a96212 | 1645 | |
41a96212 MH |
1646 | hci_dev_lock(hdev); |
1647 | ||
1648 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1649 | if (conn) { | |
769be974 MH |
1650 | if (!ev->status && ev->page == 0x01) { |
1651 | struct inquiry_entry *ie; | |
41a96212 | 1652 | |
769be974 MH |
1653 | if ((ie = hci_inquiry_cache_lookup(hdev, &conn->dst))) |
1654 | ie->data.ssp_mode = (ev->features[0] & 0x01); | |
41a96212 | 1655 | |
769be974 MH |
1656 | conn->ssp_mode = (ev->features[0] & 0x01); |
1657 | } | |
1658 | ||
1659 | if (conn->state == BT_CONFIG) { | |
f8558555 | 1660 | if (!ev->status && hdev->ssp_mode > 0 && |
8c1b2355 MH |
1661 | conn->ssp_mode > 0 && conn->out && |
1662 | conn->sec_level != BT_SECURITY_SDP) { | |
f1c08ca5 MH |
1663 | struct hci_cp_auth_requested cp; |
1664 | cp.handle = ev->handle; | |
1665 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, | |
f8558555 | 1666 | sizeof(cp), &cp); |
f8558555 MH |
1667 | } else { |
1668 | conn->state = BT_CONNECTED; | |
1669 | hci_proto_connect_cfm(conn, ev->status); | |
1670 | hci_conn_put(conn); | |
1671 | } | |
769be974 | 1672 | } |
41a96212 MH |
1673 | } |
1674 | ||
1675 | hci_dev_unlock(hdev); | |
a9de9248 MH |
1676 | } |
1677 | ||
1678 | static inline void hci_sync_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1679 | { | |
b6a0dc82 MH |
1680 | struct hci_ev_sync_conn_complete *ev = (void *) skb->data; |
1681 | struct hci_conn *conn; | |
1682 | ||
1683 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1684 | ||
1685 | hci_dev_lock(hdev); | |
1686 | ||
1687 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9dc0a3af MH |
1688 | if (!conn) { |
1689 | if (ev->link_type == ESCO_LINK) | |
1690 | goto unlock; | |
1691 | ||
1692 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
1693 | if (!conn) | |
1694 | goto unlock; | |
1695 | ||
1696 | conn->type = SCO_LINK; | |
1697 | } | |
b6a0dc82 | 1698 | |
732547f9 MH |
1699 | switch (ev->status) { |
1700 | case 0x00: | |
b6a0dc82 MH |
1701 | conn->handle = __le16_to_cpu(ev->handle); |
1702 | conn->state = BT_CONNECTED; | |
7d0db0a3 | 1703 | |
9eba32b8 | 1704 | hci_conn_hold_device(conn); |
7d0db0a3 | 1705 | hci_conn_add_sysfs(conn); |
732547f9 MH |
1706 | break; |
1707 | ||
705e5711 | 1708 | case 0x11: /* Unsupported Feature or Parameter Value */ |
732547f9 | 1709 | case 0x1c: /* SCO interval rejected */ |
1038a00b | 1710 | case 0x1a: /* Unsupported Remote Feature */ |
732547f9 MH |
1711 | case 0x1f: /* Unspecified error */ |
1712 | if (conn->out && conn->attempt < 2) { | |
1713 | conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | | |
1714 | (hdev->esco_type & EDR_ESCO_MASK); | |
1715 | hci_setup_sync(conn, conn->link->handle); | |
1716 | goto unlock; | |
1717 | } | |
1718 | /* fall through */ | |
1719 | ||
1720 | default: | |
b6a0dc82 | 1721 | conn->state = BT_CLOSED; |
732547f9 MH |
1722 | break; |
1723 | } | |
b6a0dc82 MH |
1724 | |
1725 | hci_proto_connect_cfm(conn, ev->status); | |
1726 | if (ev->status) | |
1727 | hci_conn_del(conn); | |
1728 | ||
1729 | unlock: | |
1730 | hci_dev_unlock(hdev); | |
a9de9248 MH |
1731 | } |
1732 | ||
1733 | static inline void hci_sync_conn_changed_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1734 | { | |
1735 | BT_DBG("%s", hdev->name); | |
1736 | } | |
1737 | ||
04837f64 MH |
1738 | static inline void hci_sniff_subrate_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1739 | { | |
a9de9248 | 1740 | struct hci_ev_sniff_subrate *ev = (void *) skb->data; |
04837f64 MH |
1741 | struct hci_conn *conn; |
1742 | ||
1743 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1744 | ||
1745 | hci_dev_lock(hdev); | |
1746 | ||
1747 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
1748 | if (conn) { | |
1749 | } | |
1750 | ||
1751 | hci_dev_unlock(hdev); | |
1752 | } | |
1753 | ||
a9de9248 | 1754 | static inline void hci_extended_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1755 | { |
a9de9248 MH |
1756 | struct inquiry_data data; |
1757 | struct extended_inquiry_info *info = (void *) (skb->data + 1); | |
1758 | int num_rsp = *((__u8 *) skb->data); | |
1da177e4 | 1759 | |
a9de9248 | 1760 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); |
1da177e4 | 1761 | |
a9de9248 MH |
1762 | if (!num_rsp) |
1763 | return; | |
1da177e4 | 1764 | |
a9de9248 MH |
1765 | hci_dev_lock(hdev); |
1766 | ||
1767 | for (; num_rsp; num_rsp--) { | |
1768 | bacpy(&data.bdaddr, &info->bdaddr); | |
1769 | data.pscan_rep_mode = info->pscan_rep_mode; | |
1770 | data.pscan_period_mode = info->pscan_period_mode; | |
1771 | data.pscan_mode = 0x00; | |
1772 | memcpy(data.dev_class, info->dev_class, 3); | |
1773 | data.clock_offset = info->clock_offset; | |
1774 | data.rssi = info->rssi; | |
41a96212 | 1775 | data.ssp_mode = 0x01; |
a9de9248 MH |
1776 | info++; |
1777 | hci_inquiry_cache_update(hdev, &data); | |
1778 | } | |
1779 | ||
1780 | hci_dev_unlock(hdev); | |
1781 | } | |
1da177e4 | 1782 | |
0493684e MH |
1783 | static inline void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1784 | { | |
1785 | struct hci_ev_io_capa_request *ev = (void *) skb->data; | |
1786 | struct hci_conn *conn; | |
1787 | ||
1788 | BT_DBG("%s", hdev->name); | |
1789 | ||
1790 | hci_dev_lock(hdev); | |
1791 | ||
1792 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
1793 | if (conn) | |
1794 | hci_conn_hold(conn); | |
1795 | ||
1796 | hci_dev_unlock(hdev); | |
1797 | } | |
1798 | ||
1799 | static inline void hci_simple_pair_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1800 | { | |
1801 | struct hci_ev_simple_pair_complete *ev = (void *) skb->data; | |
1802 | struct hci_conn *conn; | |
1803 | ||
1804 | BT_DBG("%s", hdev->name); | |
1805 | ||
1806 | hci_dev_lock(hdev); | |
1807 | ||
1808 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
1809 | if (conn) | |
1810 | hci_conn_put(conn); | |
1811 | ||
1812 | hci_dev_unlock(hdev); | |
1813 | } | |
1814 | ||
41a96212 MH |
1815 | static inline void hci_remote_host_features_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1816 | { | |
1817 | struct hci_ev_remote_host_features *ev = (void *) skb->data; | |
1818 | struct inquiry_entry *ie; | |
1819 | ||
1820 | BT_DBG("%s", hdev->name); | |
1821 | ||
1822 | hci_dev_lock(hdev); | |
1823 | ||
1824 | if ((ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr))) | |
1825 | ie->data.ssp_mode = (ev->features[0] & 0x01); | |
1826 | ||
1827 | hci_dev_unlock(hdev); | |
1828 | } | |
1829 | ||
a9de9248 MH |
1830 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) |
1831 | { | |
1832 | struct hci_event_hdr *hdr = (void *) skb->data; | |
1833 | __u8 event = hdr->evt; | |
1834 | ||
1835 | skb_pull(skb, HCI_EVENT_HDR_SIZE); | |
1836 | ||
1837 | switch (event) { | |
1da177e4 LT |
1838 | case HCI_EV_INQUIRY_COMPLETE: |
1839 | hci_inquiry_complete_evt(hdev, skb); | |
1840 | break; | |
1841 | ||
1842 | case HCI_EV_INQUIRY_RESULT: | |
1843 | hci_inquiry_result_evt(hdev, skb); | |
1844 | break; | |
1845 | ||
a9de9248 MH |
1846 | case HCI_EV_CONN_COMPLETE: |
1847 | hci_conn_complete_evt(hdev, skb); | |
21d9e30e MH |
1848 | break; |
1849 | ||
1da177e4 LT |
1850 | case HCI_EV_CONN_REQUEST: |
1851 | hci_conn_request_evt(hdev, skb); | |
1852 | break; | |
1853 | ||
1da177e4 LT |
1854 | case HCI_EV_DISCONN_COMPLETE: |
1855 | hci_disconn_complete_evt(hdev, skb); | |
1856 | break; | |
1857 | ||
1da177e4 LT |
1858 | case HCI_EV_AUTH_COMPLETE: |
1859 | hci_auth_complete_evt(hdev, skb); | |
1860 | break; | |
1861 | ||
a9de9248 MH |
1862 | case HCI_EV_REMOTE_NAME: |
1863 | hci_remote_name_evt(hdev, skb); | |
1864 | break; | |
1865 | ||
1da177e4 LT |
1866 | case HCI_EV_ENCRYPT_CHANGE: |
1867 | hci_encrypt_change_evt(hdev, skb); | |
1868 | break; | |
1869 | ||
a9de9248 MH |
1870 | case HCI_EV_CHANGE_LINK_KEY_COMPLETE: |
1871 | hci_change_link_key_complete_evt(hdev, skb); | |
1872 | break; | |
1873 | ||
1874 | case HCI_EV_REMOTE_FEATURES: | |
1875 | hci_remote_features_evt(hdev, skb); | |
1876 | break; | |
1877 | ||
1878 | case HCI_EV_REMOTE_VERSION: | |
1879 | hci_remote_version_evt(hdev, skb); | |
1880 | break; | |
1881 | ||
1882 | case HCI_EV_QOS_SETUP_COMPLETE: | |
1883 | hci_qos_setup_complete_evt(hdev, skb); | |
1884 | break; | |
1885 | ||
1886 | case HCI_EV_CMD_COMPLETE: | |
1887 | hci_cmd_complete_evt(hdev, skb); | |
1888 | break; | |
1889 | ||
1890 | case HCI_EV_CMD_STATUS: | |
1891 | hci_cmd_status_evt(hdev, skb); | |
1892 | break; | |
1893 | ||
1894 | case HCI_EV_ROLE_CHANGE: | |
1895 | hci_role_change_evt(hdev, skb); | |
1896 | break; | |
1897 | ||
1898 | case HCI_EV_NUM_COMP_PKTS: | |
1899 | hci_num_comp_pkts_evt(hdev, skb); | |
1900 | break; | |
1901 | ||
1902 | case HCI_EV_MODE_CHANGE: | |
1903 | hci_mode_change_evt(hdev, skb); | |
1da177e4 LT |
1904 | break; |
1905 | ||
1906 | case HCI_EV_PIN_CODE_REQ: | |
1907 | hci_pin_code_request_evt(hdev, skb); | |
1908 | break; | |
1909 | ||
1910 | case HCI_EV_LINK_KEY_REQ: | |
1911 | hci_link_key_request_evt(hdev, skb); | |
1912 | break; | |
1913 | ||
1914 | case HCI_EV_LINK_KEY_NOTIFY: | |
1915 | hci_link_key_notify_evt(hdev, skb); | |
1916 | break; | |
1917 | ||
1918 | case HCI_EV_CLOCK_OFFSET: | |
1919 | hci_clock_offset_evt(hdev, skb); | |
1920 | break; | |
1921 | ||
a8746417 MH |
1922 | case HCI_EV_PKT_TYPE_CHANGE: |
1923 | hci_pkt_type_change_evt(hdev, skb); | |
1924 | break; | |
1925 | ||
85a1e930 MH |
1926 | case HCI_EV_PSCAN_REP_MODE: |
1927 | hci_pscan_rep_mode_evt(hdev, skb); | |
1928 | break; | |
1929 | ||
a9de9248 MH |
1930 | case HCI_EV_INQUIRY_RESULT_WITH_RSSI: |
1931 | hci_inquiry_result_with_rssi_evt(hdev, skb); | |
04837f64 MH |
1932 | break; |
1933 | ||
a9de9248 MH |
1934 | case HCI_EV_REMOTE_EXT_FEATURES: |
1935 | hci_remote_ext_features_evt(hdev, skb); | |
1da177e4 LT |
1936 | break; |
1937 | ||
a9de9248 MH |
1938 | case HCI_EV_SYNC_CONN_COMPLETE: |
1939 | hci_sync_conn_complete_evt(hdev, skb); | |
1940 | break; | |
1da177e4 | 1941 | |
a9de9248 MH |
1942 | case HCI_EV_SYNC_CONN_CHANGED: |
1943 | hci_sync_conn_changed_evt(hdev, skb); | |
1944 | break; | |
1da177e4 | 1945 | |
a9de9248 MH |
1946 | case HCI_EV_SNIFF_SUBRATE: |
1947 | hci_sniff_subrate_evt(hdev, skb); | |
1948 | break; | |
1da177e4 | 1949 | |
a9de9248 MH |
1950 | case HCI_EV_EXTENDED_INQUIRY_RESULT: |
1951 | hci_extended_inquiry_result_evt(hdev, skb); | |
1952 | break; | |
1da177e4 | 1953 | |
0493684e MH |
1954 | case HCI_EV_IO_CAPA_REQUEST: |
1955 | hci_io_capa_request_evt(hdev, skb); | |
1956 | break; | |
1957 | ||
1958 | case HCI_EV_SIMPLE_PAIR_COMPLETE: | |
1959 | hci_simple_pair_complete_evt(hdev, skb); | |
1960 | break; | |
1961 | ||
41a96212 MH |
1962 | case HCI_EV_REMOTE_HOST_FEATURES: |
1963 | hci_remote_host_features_evt(hdev, skb); | |
1964 | break; | |
1965 | ||
a9de9248 MH |
1966 | default: |
1967 | BT_DBG("%s event 0x%x", hdev->name, event); | |
1da177e4 LT |
1968 | break; |
1969 | } | |
1970 | ||
1971 | kfree_skb(skb); | |
1972 | hdev->stat.evt_rx++; | |
1973 | } | |
1974 | ||
1975 | /* Generate internal stack event */ | |
1976 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data) | |
1977 | { | |
1978 | struct hci_event_hdr *hdr; | |
1979 | struct hci_ev_stack_internal *ev; | |
1980 | struct sk_buff *skb; | |
1981 | ||
1982 | skb = bt_skb_alloc(HCI_EVENT_HDR_SIZE + sizeof(*ev) + dlen, GFP_ATOMIC); | |
1983 | if (!skb) | |
1984 | return; | |
1985 | ||
1986 | hdr = (void *) skb_put(skb, HCI_EVENT_HDR_SIZE); | |
1987 | hdr->evt = HCI_EV_STACK_INTERNAL; | |
1988 | hdr->plen = sizeof(*ev) + dlen; | |
1989 | ||
1990 | ev = (void *) skb_put(skb, sizeof(*ev) + dlen); | |
1991 | ev->type = type; | |
1992 | memcpy(ev->data, data, dlen); | |
1993 | ||
576c7d85 | 1994 | bt_cb(skb)->incoming = 1; |
a61bbcf2 | 1995 | __net_timestamp(skb); |
576c7d85 | 1996 | |
0d48d939 | 1997 | bt_cb(skb)->pkt_type = HCI_EVENT_PKT; |
1da177e4 LT |
1998 | skb->dev = (void *) hdev; |
1999 | hci_send_to_sock(hdev, skb); | |
2000 | kfree_skb(skb); | |
2001 | } |